• LINE Port: Connects to the incoming telephone wall jack. • ADSL Port: Connects to your broadband/DSL modem to deliver internet data. • PHONE Port: Connects to a landline telephone, filtering out high-frequency DSL signals so you don't hear static or buzzing on voice calls. Reliable Beetel ADSL splitter for clean phone and internet signals. Essential for optimizing your broadband connection. Easy to install.